# 70 Ophiuchi B

> star in the constellation Ophiuchus

**Wikidata**: [Q66491605](https://www.wikidata.org/wiki/Q66491605)  
**Source**: https://4ort.xyz/entity/70-ophiuchi-b


## References

1. SIMBAD
2. G.P. Kuiper's spectral classifications of proper-motion stars
3. Washington Double Star Catalog
4. Magnetic Field and Rotation in Lower Main-Sequence Stars: An Empirical Time-Dependent Magnetic Bode's Relation?
5. The Tycho double star catalogue
6. A Catalog of Northern Stars with Annual Proper Motions Larger than 0."15 (LSPM-NORTH Catalog)
7. Gaia Early Data Release 3
8. Gaia Data Release 2
9. Gaia Data Release 3
10. Stellar Properties of Active G and K Stars: Exploring the Connection between Starspots and Chromospheric Activity
11. Stellar diameters and temperatures. II. Main-sequence K- and M-stars